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Finding the Fourth Proportional to 60,473.95, 90,712.51 and 16,100.78

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Solution

The fourth proportional to 60,473.95, 90,712.51 and 16,100.78 is: 24,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,473.95 : 90,712.51 = 16,100.78 : x
  2. Step 2: Convert to fraction form
    60,473.95/90,712.51 = 16,100.78/x
  3. Step 3: Cross multiply
    60,473.95x = 90,712.51 × 16,100.78
  4. Step 4: Simplify right side
    60,473.95x = 1,460,542,166.76
  5. Step 5: Solve for x
    x = 1,460,542,166.76/60,473.95
  6. Step 6: Final answer
    x = 24,151.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.